288345520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{189701}}^1$

素因数の和:189733

約数の個数: 40

約数和(自身を含む): 705691440

約数和(自身を除く): 417345920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 189701, 379402, 758804, 948505, 1517608, 1897010, 3035216, 3604319, 3794020, 7208638, 7588040, 14417276, 15176080, 18021595, 28834552, 36043190, 57669104, 72086380, 144172760, 288345520]

約数ペア:

[(1, 288345520), (2, 144172760), (4, 72086380), (5, 57669104), (8, 36043190), (10, 28834552), (16, 18021595), (19, 15176080), (20, 14417276), (38, 7588040), (40, 7208638), (76, 3794020), (80, 3604319), (95, 3035216), (152, 1897010), (190, 1517608), (304, 948505), (380, 758804), (760, 379402), (1520, 189701)]